1 /* 2 * Copyright (c) 2001,2002 Damien Miller. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 14 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 15 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 16 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 17 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 18 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 19 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 20 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 22 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 23 */ 24 25 #include "includes.h" 26 RCSID("$OpenBSD: sftp-glob.c,v 1.10 2002/02/13 00:59:23 djm Exp $"); 27 28 #include <glob.h> 29 30 #include "buffer.h" 31 #include "bufaux.h" 32 #include "xmalloc.h" 33 #include "log.h" 34 35 #include "sftp.h" 36 #include "sftp-common.h" 37 #include "sftp-client.h" 38 #include "sftp-glob.h" 39 40 struct SFTP_OPENDIR { 41 SFTP_DIRENT **dir; 42 int offset; 43 }; 44 45 static struct { 46 struct sftp_conn *conn; 47 } cur; 48 49 static void * 50 fudge_opendir(const char *path) 51 { 52 struct SFTP_OPENDIR *r; 53 54 r = xmalloc(sizeof(*r)); 55 56 if (do_readdir(cur.conn, (char*)path, &r->dir)) 57 return(NULL); 58 59 r->offset = 0; 60 61 return((void*)r); 62 } 63 64 static struct dirent * 65 fudge_readdir(struct SFTP_OPENDIR *od) 66 { 67 static struct dirent ret; 68 69 if (od->dir[od->offset] == NULL) 70 return(NULL); 71 72 memset(&ret, 0, sizeof(ret)); 73 strlcpy(ret.d_name, od->dir[od->offset++]->filename, 74 sizeof(ret.d_name)); 75 76 return(&ret); 77 } 78 79 static void 80 fudge_closedir(struct SFTP_OPENDIR *od) 81 { 82 free_sftp_dirents(od->dir); 83 xfree(od); 84 } 85 86 static void 87 attrib_to_stat(Attrib *a, struct stat *st) 88 { 89 memset(st, 0, sizeof(*st)); 90 91 if (a->flags & SSH2_FILEXFER_ATTR_SIZE) 92 st->st_size = a->size; 93 if (a->flags & SSH2_FILEXFER_ATTR_UIDGID) { 94 st->st_uid = a->uid; 95 st->st_gid = a->gid; 96 } 97 if (a->flags & SSH2_FILEXFER_ATTR_PERMISSIONS) 98 st->st_mode = a->perm; 99 if (a->flags & SSH2_FILEXFER_ATTR_ACMODTIME) { 100 st->st_atime = a->atime; 101 st->st_mtime = a->mtime; 102 } 103 } 104 105 static int 106 fudge_lstat(const char *path, struct stat *st) 107 { 108 Attrib *a; 109 110 if (!(a = do_lstat(cur.conn, (char*)path, 0))) 111 return(-1); 112 113 attrib_to_stat(a, st); 114 115 return(0); 116 } 117 118 static int 119 fudge_stat(const char *path, struct stat *st) 120 { 121 Attrib *a; 122 123 if (!(a = do_stat(cur.conn, (char*)path, 0))) 124 return(-1); 125 126 attrib_to_stat(a, st); 127 128 return(0); 129 } 130 131 int 132 remote_glob(struct sftp_conn *conn, const char *pattern, int flags, 133 int (*errfunc)(const char *, int), glob_t *pglob) 134 { 135 pglob->gl_opendir = fudge_opendir; 136 pglob->gl_readdir = (struct dirent *(*)(void *))fudge_readdir; 137 pglob->gl_closedir = (void (*)(void *))fudge_closedir; 138 pglob->gl_lstat = fudge_lstat; 139 pglob->gl_stat = fudge_stat; 140 141 memset(&cur, 0, sizeof(cur)); 142 cur.conn = conn; 143 144 return(glob(pattern, flags | GLOB_ALTDIRFUNC, errfunc, pglob)); 145 } 146